Quarterly market index tracking used car values since 2019, with an interactive depreciation calculator and expert analysis of pricing trends.
Quarterly index (100 = Q1 2019) · Last updated Q1 2025
Source: AutoTrader / Cap HPI Price Index
Estimate how much value a used car has lost and will lose over the next 3 years.
Estimates based on industry-average depreciation curves. Actual values depend on mileage, condition, service history and market demand.
The UK used car market has experienced unprecedented volatility over the past five years. Our price index, benchmarked to Q1 2019 as a baseline of 100, tells a story of disruption, excess demand, and a market slowly finding its footing again. Before the pandemic, used car values had been gently declining as they traditionally do, sitting around 97-98 by late 2019. That gentle erosion was about to give way to a shock nobody predicted.
When COVID-19 lockdowns hit in Q2 2020, the index briefly dipped to 91.5 as showrooms closed and consumer confidence collapsed. But the recovery was swift and dramatic. A confluence of factors created the perfect conditions for a price surge: factory shutdowns slashed new car production, a global semiconductor shortage meant manufacturers could not keep up even when demand returned, and buyers who had accumulated lockdown savings flooded back into the market. By Q3 2020, the index had already climbed above its pre-pandemic level.
The upward trajectory accelerated through 2021 as the chip shortage intensified. New car waiting lists stretched from weeks to months, and in some cases over a year. Desperate buyers turned to the used market, where supply was equally constrained — fewer part-exchanges were feeding through because fewer new cars were being sold. The result was a bidding war that pushed the index to 132.5 by Q3 2021, with some models actually appreciating above their original list price — an almost unheard-of phenomenon in the automotive world.
The market peaked in Q2 2022 at an index of 145.8, meaning used cars were on average nearly 46% more expensive than they had been just three years earlier. Since then, a steady correction has been underway. New car supply has gradually improved as semiconductor production ramped up and manufacturers cleared their order backlogs. Rising interest rates and cost-of-living pressures have also cooled demand, with some buyers delaying purchases or opting for cheaper alternatives.
By Q1 2025, the index has settled at 113.2 — still 13% above pre-pandemic levels but 22.4% below the peak. This suggests the market has corrected roughly three-quarters of the COVID-era price inflation. Analysts expect further gradual softening through 2025, though a return to pre-pandemic price levels appears unlikely in the near term. The years of reduced new car production mean there is a genuine gap in the supply pipeline for 2-4 year old used cars, which continues to support values in that age bracket.
For buyers, the market is moving in a favourable direction. Patience is being rewarded as each quarter brings marginally lower prices. The sweet spot for value remains cars aged 3-5 years, where the steepest depreciation has already occurred but the vehicle still has years of reliable service ahead. For sellers, the window of inflated trade-in values is closing, making it worth considering whether to sell sooner rather than later if you are planning to change vehicles. Use our free plate check and valuation tool to see exactly where your vehicle sits in the current market.
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